Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba71a403d9ee863f…

MALICIOUS

PDF

24.2 KB
MD5: 89819d398304f5fe0026b61b74c0eff2 SHA-1: 9a37222f4abcd6260959133cf40ac26eab264856 SHA-256: ba71a403d9ee863fa18d3a8e6510a8cc884559e7bc029c4873353bc09784e6e9
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an embedded XFA form. Heuristics indicate a critical vulnerability, CVE-2010-0188, which is an Adobe Reader LibTIFF XFA image exploit. This exploit is likely used to achieve arbitrary code execution upon opening the document in a vulnerable version of Adobe Reader. The embedded URL is likely related to the exploit or its payload delivery.

Heuristics 4

  • Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188
    PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
  • ClamAV: Pdf.Exploit.Agent-36821 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36821
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://www.xfa.org/schema/xfa-template/2.5/

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